nevermind
"This is not a bug and is an intended feature.
As of 12w22a, Zombie Pigmen will rarely spawn in Nether portals in the Overworld and as of 12w34a, entities can pass through portals."
MC-392
Zombie Pigmen in the real world.. it went throurgh the nether portal!
Resolved
Works As Intended
0
This is not a bug and is an intended feature.
As of 12w22a, Zombie Pigmen will rarely spawn in Nether portals in the Overworld and as of 12w34a, entities can pass through portals.